AllerAir Pro 6 HDS Carbon Smoke is specifically designed for optimal VOCs adsorption.
The “Vocarb” carbon blendis AllerAir's most recommended and best-selling specialty carbon blend. Vocarb stands for Volatile organic compounds or VOCs and this include a variety of chemicals that can cause a range of health problems including shortness of breath, headaches, fatigue, nausea, dizziness and eye, nose, lung and throat irritation. Some VOC's are suspected to cause cancer in humans and have been shown to cause cancer in animals. The long-term health effects caused by VOC's would depend on the concentration and length of exposure.
1. Pre-Filter: Can be visually inspected: When both sides are of similar color should be changed, regular household usage would require Renewal 3-5 months You can vacuum every 2-3 months and replace every 6 months if need be.
2. HEPA Filter: Can be visually inspected: When both sides are of similar color = should be changed, regular household usage would require Renewal 3-5 years
3. Carbon Filter: Found inside the unit in a canister from a few inches away, smell the exhaust and if an unpleasant sour odor is emitted that is an indication for renewal, regular household usage would require. Renewal 3-8 years
PS: The above estimated time periods all vary and depend, based on your usage and the odors and contaminants in your space. But the above can be used as a general guideline.